Na Hye-Sok (April 28, 1896-December 10, 1948) was a pioneering Korean feminist poet, writer, painter, educator, and journalist. She is considered the first professional female painter in Korea.
Biography on Wikipedia: https://en.wikipedia.org/wiki/Na_Hye-sok
Peonies at Hwaryeongjeon by Na Hye-sok
1935 / Oil / 13-2/5″x9-2/5″ / Ho-Am Art Museum, per Google
Na Hye-Sok on Google Arts and Culture: https://artsandculture.google.com/entity/na-hye-sok/m0gh6wpn